Job location field

gistfile1.php

<?php
/*
Plugin Name: Jobs & Experts Job location field
Author: Hoang Ngo
Version: 1.0
*/

add_filter('je_job_additions_field', 'job_add_location_field');

function job_add_location_field($fields)
{
    $fields = array_merge($fields, array(
        'job_location',
    ));
    return $fields;
}

add_filter('je_job_validation_rules', 'job_add_location_validation_rule');
function job_add_location_validation_rule($rules)
{
    $rules = array_merge($rules, array(
        'job_location' => 'required',
    ));
    return $rules;
}

add_filter('je_job_field_name', 'job_location_field_name');
function job_location_field_name($names)
{
    $names = array_merge($names, array(
        'job_location' => 'Location'
    ));
    return $names;
}

add_filter('je_job_relations', 'job_location_relations');
function job_location_relations($relations)
{
    $relations = array_merge($relations, array(
        array(
            'type' => 'meta',
            'key' => 'job_location',
            'map' => 'job_location'
        ),
    ));
    return $relations;
}

add_action('je_job_after_form', 'add_location_form_field', 10, 2);
function add_location_form_field(JE_Job_Model $model, IG_Active_Form $form)
{
    if(is_admin()){
        ?>
        <div class="form-group <?php echo $model->has_error("job_location") ? "has-error" : null ?>">
            <?php $form->label("job_location", array("text" => __("Location", je()->domain), "attributes" => array("class" => "col-lg-2 control-label"))) ?>
            <div class="col-lg-10">
                <?php $form->text("job_location", array("attributes" => array("class" => "form-control"))) ?>
                <span class="help-block m-b-none error-job_title"><?php $form->error("job_location") ?></span>
            </div>
            <div class="clearfix"></div>
        </div>
    <?php
    }else {
        ?>
        <div class="form-group <?php echo $model->has_error("job_location") ? "has-error" : null ?>">
            <?php $form->label("job_location", array("text" => __("Location", je()->domain), "attributes" => array("class" => "col-lg-3 control-label"))) ?>
            <div class="col-lg-9">
                <?php $form->text("job_location", array("attributes" => array("class" => "form-control"))) ?>
                <span class="help-block m-b-none error-job_title"><?php $form->error("job_location") ?></span>
            </div>
            <div class="clearfix"></div>
        </div>
    <?php
    }
}

add_action('je_job_single_before_attachments', 'job_display_location_single');
function job_display_location_single($model)
{
    if ($model->job_location) {
        ?>
        <div class="row">
            <div class="col-md-12">
                <strong><?php _e("Location", je()->domain) ?></strong>:
                <?php echo $model->job_location ?>
            </div>
        </div>
    <?php
    }
}